chore(deps): bump golang.org/x/mod from 0.12.0 to 0.13.0

Bumps [golang.org/x/mod](https://github.com/golang/mod) from 0.12.0 to 0.13.0.
- [Commits](golang/mod@v0.12.0...v0.13.0)

---
updated-dependencies:
- dependency-name: golang.org/x/mod
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>